Home / 118,405.50-177,695.91-56,076.18

Finding the Fourth Proportional to 118,405.50, 177,695.91 and 56,076.18

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Solution

The fourth proportional to 118,405.50, 177,695.91 and 56,076.18 is: 84,155.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,405.50 : 177,695.91 = 56,076.18 : x
  2. Step 2: Convert to fraction form
    118,405.50/177,695.91 = 56,076.18/x
  3. Step 3: Cross multiply
    118,405.50x = 177,695.91 × 56,076.18
  4. Step 4: Simplify right side
    118,405.50x = 9,964,507,834.42
  5. Step 5: Solve for x
    x = 9,964,507,834.42/118,405.50
  6. Step 6: Final answer
    x = 84,155.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.